Since World War II, our military has sought and found any number of ways to override the values and belief systems recruits have absorbed from their families, schools, communities and religions. Using the principles of operant conditioning, the military has found ways to reprogram their human software, overriding those characteristics that are inconvenient in a military context, most particularly the inherent resistance human beings have to killing others of their own species. “Modern combat training conditions soldiers to act reflexively to stimuli,” says Lt. Col. Peter Kilner, a professor of philosophy and ethics at West Point, “and this maximizes soldiers’ lethality, but it does so by bypassing their moral autonomy.